Pith Number

pith:ULK24PY5

pith:2020:ULK24PY5VY75OWAPKB4LHU2HZC

not attested not anchored not stored refs pending

Crowds in front of bottlenecks at entrances from the perspective of physics and social psychology

Anna Sieben, Armin Seyfried, Juliane Adrian

arxiv:2007.06396 v1 · 2020-07-13 · physics.soc-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ULK24PY5VY75OWAPKB4LHU2HZC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T01:18:12.646121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2d5ae3f1dae3fd7580f5078b3d347c8bfc4c524d1489624478445d9643fe471

Aliases

arxiv: 2007.06396 · arxiv_version: 2007.06396v1 · doi: 10.48550/arxiv.2007.06396 · pith_short_12: ULK24PY5VY75 · pith_short_16: ULK24PY5VY75OWAP · pith_short_8: ULK24PY5

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ULK24PY5VY75OWAPKB4LHU2HZC \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a2d5ae3f1dae3fd7580f5078b3d347c8bfc4c524d1489624478445d9643fe471

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4604154916645a2d23dc33ff294a970a2fb4a4be9ef8343f7fe3ac01d468e4f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2020-07-13T14:20:04Z",
    "title_canon_sha256": "0a403e68a46a2c3c7db45f2665f0646139791161b0a6193fdddaec9a8e9ec4d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.06396",
    "kind": "arxiv",
    "version": 1
  }
}